{"product_id":"wd-gold-wd181kryz-18tb-enterprise-sata-hard-drive","title":"WD Gold WD181KRYZ 18TB Enterprise Hard Drive - 3.5\" SATA 6Gb\/s, 7200 RPM, CMR, 550TB\/yr Workload","description":"\u003ch2 style=\"text-align: center;\"\u003e\u003cstrong\u003eEnterprise-Class 18TB Storage Built for a Nonstop Workload\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003eEighteen terabytes at 7200 RPM, rated for up to 550TB of reads and writes a year and up to 2.5 million hours mean time between failures: the WD Gold WD181KRYZ is engineered for storage systems that never power down. This 3.5-inch enterprise-class drive connects over SATA 6Gb\/s and uses CMR recording for consistent, predictable performance in RAID arrays and servers. Browse more \u003ca href=\"\/collections\/western-digital\"\u003eWestern Digital\u003c\/a\u003e storage or other \u003ca href=\"\/collections\/hard-drives\"\u003ehard drives\u003c\/a\u003e.\u003c\/p\u003e\n\u003ch3\u003eBuilt For\u003c\/h3\u003e\n\u003cp\u003eWD Gold is Western Digital's enterprise HDD line, and the 18TB model is aimed at data centers, servers, network-attached storage, and business RAID arrays that run around the clock. A 550TB-per-year workload rating and up to 2.5 million hours MTBF back it for continuous read-write duty, while Rotational Vibration Safeguard uses dual sensors to counteract the vibration of a densely populated multi-drive enclosure. A 512MB cache keeps large transfers moving, and the drive has been validated across a range of host bus adapters, servers, and enterprise storage platforms.\u003c\/p\u003e\n\u003ch3\u003eNotable Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e18TB at 7200 RPM:\u003c\/strong\u003e enterprise-class capacity with a 512MB cache over a SATA 6Gb\/s interface.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e550TB\/year workload:\u003c\/strong\u003e rated for continuous read-write duty in always-on systems.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUp to 2.5M hours MTBF:\u003c\/strong\u003e backed by a 5-year limited warranty for dependability.\u003c\/li\u003e\n\u003cli\u003eCMR recording and a 512e format for consistent performance in RAID and enterprise arrays.\u003c\/li\u003e\n\u003cli\u003eRotational Vibration Safeguard with dual sensors for high-vibration, multi-drive environments.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Western Digital Corporation","offers":[{"title":"Default Title","offer_id":52336860922040,"sku":"WD181KRYZ","price":946.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0794\/9110\/4952\/files\/1064221806.jpg?v=1764445612","url":"https:\/\/islandelectricalsupply.com\/products\/wd-gold-wd181kryz-18tb-enterprise-sata-hard-drive","provider":"Island Electrical Supply","version":"1.0","type":"link"}